Masato Tomiku

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Kitakyusyu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for direct softening heat treatment of rolled wire rods
- Patent number 4,881,987
- Issue date Nov 21, 1989
- Sumitomo Metal Industries, Ltd.
- Susumu Kanbara
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Process and apparatus for direct softening heat treatment of rolled...
- Patent number 4,834,345
- Issue date May 30, 1989
- Sumitomo Metal Industries, Ltd.
- Susumu Kanbara
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of feeding material to hot forging machine
- Patent number 4,823,577
- Issue date Apr 25, 1989
- Sumimoto Metal Industries, Ltd.
- Yoshio Kawashima
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of feeding material to hot forging machine
- Patent number 4,761,980
- Issue date Aug 9, 1988
- Sumitomo Metal Industries, Ltd.
- Yoshio Kawashima
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR